Finding the Fourth Proportional to 2,448.38, 3,672.59 and 717.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,448.38 : 3,672.59 = 717.02 : x
2. Step 2: Convert to fraction form
   2,448.38/3,672.59 = 717.02/x
3. Step 3: Cross multiply
   2,448.38x = 3,672.59 × 717.02
4. Step 4: Simplify right side
   2,448.38x = 2,633,320.48
5. Step 5: Solve for x
   x = 2,633,320.48/2,448.38
6. Step 6: Final answer
   x = 1,075.54